Russian круглый

← Bulgarian кръ́гъл (cognate)

← Czech okrouhlý (cognate)

← Old Church Slavonic крѫглъ (cognate)

← Polish krągły (cognate)

← Russian круг (affix)

← Russian -лый (affix)

← Serbo-Croatian окру́гао (cognate)

← Slovene krógǝl (cognate)

← Proto-Slavic *krǫglъ (inherited)

← Ukrainian кру́глий (cognate)